ABC has released the official synopsis for the February 4th episode of Castle, "Recoil". Jack Coleman returns to guest star as Senator Bracken during this season's February sweeps kick-off. A murder victim may be the key to taking down the man behind Beckett's mother's death, Bracken.
- While investigating the murder of a young woman, Castle and Beckett find evidence that links her death with Senator William H. Bracken (guest star Jack Coleman returns), the man responsible for Beckett's mother's murder.
- Determined to finally bring Bracken to justice, Beckett soon realizes that things are far more complicated than they seem.